Midland Metal 28203S Solid Hex Head Plug, 3/8 in NPTF, 0.66 in, Brass

Solid Hex Head Plug, Connection Size 1: 3/8 in, Connection Type 1: NPTF, 0.66 in L, Brass, 3/8-18 Thread, 1200 psi, 0.68 in Hex, For Use With: Aluminum, Brass, Bronze, Copper, Iron, Steel Pipe, -65 to 250 deg F